Granted Patent
Utility
US 6,613,256 · App. 09/789,172
Mechanical embossing texture differentiation between chemically restricted areas and non-restricted areas
Inventors:
W. Brossman, Steven F. Hynicka, Lisa Moyer, William J. Kauffman
Patented Case
View Patent ↗
Granted: Sep 2, 2003
Filed: Feb 20, 2001
Inventors
W. Brossman
Steven F. Hynicka
Lisa Moyer
William J. Kauffman
Assignee (at issue)
AWI Licensing LLC
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.